luckless

English

luck +‎ -less

luckless (comparative more luckless, superlative most luckless)

Unsuccessful, in a failing manner.
The search party returned dejected from the luckless search.
Without luck.
- 1976, Donald Fagen with Steely Dan, "Don't Take Me Alive":
  Agents of the law, luckless pedestrian
- 2011 October 29, Neil Johnston, “Norwich 3 - 3 Blackburn”, in BBC Sport‎:
  That Wolves reached half-time on level terms had much to do with the ultimately luckless Hennessey, who was in action in the opening minute to tip away Samir Nasri's shot following a City corner.

unsuccessful in a failing manner

without luck